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CVE-2017-6464

Date: March 27, 2017

NTP before 4.2.8p10 and 4.3.x before 4.3.94 allows remote attackers to cause a denial of service (ntpd crash) via a malformed mode configuration directive.

Severity Score

6.5

Related Resources (14)

Url: https://access.redhat.com/errata/RHSA-2017:3071

Url: https://security.FreeBSD.org/advisories/FreeBSD-SA-17:03.ntp.asc

Url: http://support.ntp.org/bin/view/Main/NtpBug3389

Url: https://access.redhat.com/errata/RHSA-2018:0855

Url: https://support.apple.com/HT208144

Url: http://support.ntp.org/bin/view/Main/SecurityNotice#March_2017_ntp_4_2_8p10_NTP_Secu

Url: https://nvd.nist.gov/vuln/detail/CVE-2017-6464

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2017-6464

Url: https://access.redhat.com/security/cve/CVE-2017-6464

Url: http://www.securityfocus.com/bid/97050

Url: http://www.securitytracker.com/id/1038123

Url: https://security-tracker.debian.org/tracker/CVE-2017-6464

Url: https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03962en_us

Url: https://www.mend.io/vulnerability-database/CVE-2017-6464

Severity Score

6.5

Weakness Type (CWE)

Input Validation

CWE-20

CVSS v3.1

Base Score:	6.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	LOW
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	4.0
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	SINGLE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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